mirror of
https://github.com/openharmony/window_window_manager.git
synced 2026-08-25 13:10:03 -04:00
zhoulingxiao
86 lines
2.9 KiB
C++
86 lines
2.9 KiB
C++
/*
|
|
* Copyright (c) 2021-2024 Huawei Device Co., Ltd.
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#ifndef OHOS_VSYNC_STATION_H
|
|
#define OHOS_VSYNC_STATION_H
|
|
|
|
#include <atomic>
|
|
#include <memory>
|
|
#include <unordered_set>
|
|
|
|
#include <event_handler.h>
|
|
|
|
#include "wm_common.h"
|
|
|
|
namespace OHOS {
|
|
namespace Rosen {
|
|
class RSFrameRateLinker;
|
|
class VSyncReceiver;
|
|
class FrameRateRange;
|
|
|
|
using FrameRateLinkerId = uint64_t;
|
|
using NodeId = uint64_t;
|
|
|
|
class VsyncStation : public std::enable_shared_from_this<VsyncStation> {
|
|
public:
|
|
explicit VsyncStation(NodeId nodeId,
|
|
const std::shared_ptr<AppExecFwk::EventHandler>& vsyncHandler = nullptr);
|
|
~VsyncStation();
|
|
|
|
bool IsVsyncReceiverCreated();
|
|
void RequestVsync(const std::shared_ptr<VsyncCallback>& vsyncCallback);
|
|
int64_t GetVSyncPeriod();
|
|
void RemoveCallback();
|
|
void Destroy();
|
|
|
|
FrameRateLinkerId GetFrameRateLinkerId();
|
|
void FlushFrameRate(uint32_t rate, int32_t animatorExpectedFrameRate, uint32_t rateType = 0);
|
|
void SetFrameRateLinkerEnable(bool enabled);
|
|
void SetDisplaySoloistFrameRateLinkerEnable(bool enabled);
|
|
void SetUiDvsyncSwitch(bool dvsyncSwitch);
|
|
|
|
void DecreaseRequestVsyncTimes();
|
|
int32_t GetRequestVsyncTimes() { return requestVsyncTimes_.load(); }
|
|
|
|
private:
|
|
std::shared_ptr<VSyncReceiver> GetOrCreateVsyncReceiver();
|
|
std::shared_ptr<VSyncReceiver> GetOrCreateVsyncReceiverLocked();
|
|
std::shared_ptr<RSFrameRateLinker> GetFrameRateLinker();
|
|
std::shared_ptr<RSFrameRateLinker> GetFrameRateLinkerLocked();
|
|
void VsyncCallbackInner(int64_t nanoTimestamp, int64_t frameCount);
|
|
void OnVsyncTimeOut();
|
|
|
|
NodeId nodeId_ = 0;
|
|
std::shared_ptr<AppExecFwk::EventHandler> vsyncHandler_ = nullptr;
|
|
std::string vsyncTimeoutTaskName_;
|
|
|
|
std::mutex mutex_;
|
|
bool isFirstVsyncRequest_ = true;
|
|
bool isFirstVsyncBack_ = true;
|
|
bool destroyed_ = false;
|
|
bool hasRequestedVsync_ = false;
|
|
std::shared_ptr<VSyncReceiver> receiver_ = nullptr;
|
|
std::shared_ptr<RSFrameRateLinker> frameRateLinker_ = nullptr;
|
|
using Callbacks = std::unordered_set<std::shared_ptr<VsyncCallback>>;
|
|
Callbacks vsyncCallbacks_;
|
|
std::shared_ptr<FrameRateRange> lastFrameRateRange_ = nullptr;
|
|
int32_t lastAnimatorExpectedFrameRate_ = 0;
|
|
// Above guarded by mutex_
|
|
|
|
std::atomic<int32_t> requestVsyncTimes_ {0};
|
|
};
|
|
} // namespace Rosen
|
|
} // namespace OHOS
|
|
#endif // OHOS_VSYNC_STATION_H
|